PHP AEPlatform::get_platform_configuration_option方法代码示例

	function display()
	{
		// Toolbar buttons
		JToolBarHelper::title(JText::_('AKEEBA').':: <small>'.JText::_('CONFIGURATION').'</small>','akeeba');
		JToolBarHelper::preferences('com_akeeba', '500', '660');
		JToolBarHelper::spacer();
		JToolBarHelper::apply();
		JToolBarHelper::save();
		JToolBarHelper::cancel();
		JToolBarHelper::spacer();
		
		// Add references to scripts and CSS
		AkeebaHelperIncludes::includeMedia(false);
		$media_folder = JURI::base().'../media/com_akeeba/';

		// Get a JSON representation of GUI data
		$json = AkeebaHelperEscape::escapeJS(AEUtilInihelper::getJsonGuiDefinition(),'"\\');
		$this->assignRef( 'json', $json );

		// Get profile ID
		$profileid = AEPlatform::get_active_profile();
		$this->assign('profileid', $profileid);

		// Get profile name
		akimport('models.profiles',true);
		$model = new AkeebaModelProfiles();
		$model->setId($profileid);
		$profile_data = $model->getProfile();
		$this->assign('profilename', $profile_data->description);

		// Get the root URI for media files
		$this->assign( 'mediadir', AkeebaHelperEscape::escapeJS($media_folder.'theme/') );
		
		// Are the settings secured?
		if( AEPlatform::get_platform_configuration_option('useencryption', -1) == 0 ) {
			$this->assign('securesettings', -1);
		} elseif( !AEUtilSecuresettings::supportsEncryption() ) {
			$this->assign('securesettings', 0);
		} else {
			jimport('joomla.filesystem.file');
			$filename = JPATH_COMPONENT_ADMINISTRATOR.'/akeeba/serverkey.php';
			if(JFile::exists($filename)) {
				$this->assign('securesettings', 1);
			} else {
				$this->assign('securesettings', 0);
			}
		}
		
		// Add live help
		AkeebaHelperIncludes::addHelp();

		parent::display();
	}

	/**
	 * Do the server options allow us to use settings encryption?
	 * @return bool
	 */
	public static function supportsEncryption()
	{
		// Do we have the encypt.php plugin?
		$filename = dirname(__FILE__).'/../utils/encrypt.php';
		if(!file_exists($filename)) return false;
		
		// Did the user intentionally disable settings encryption?
		$useEncryption = AEPlatform::get_platform_configuration_option('useencryption', -1);
		if($useEncryption == 0) return false;
		
		// Do we have base64_encode/_decode required for encryption?
		if(!function_exists('base64_encode') || !function_exists('base64_decode')) return false;
		
		// Pre-requisites met. We can encrypt and decrypt!
		return true;
	}

	public function __construct()
	{
		$this->object	= 'dir';
		$this->subtype	= 'inclusion';
		$this->method	= 'direct';
		
		// FIXME This filter doesn't work very well on many live hosts. Disabled for now.
		parent::__construct();
		return;
		
		

		if(empty($this->filter_name)) $this->filter_name = strtolower(basename(__FILE__,'.php'));

		// Get the saved library path and compare it to the default
		$jlibdir = AEPlatform::get_platform_configuration_option('jlibrariesdir', '');
		if(empty($jlibdir)) {
			if(defined('JPATH_LIBRARIES')) {
				$jlibdir = JPATH_LIBRARIES;	
			} elseif(defined('JPATH_PLATFORM')) {
				$jlibdir = JPATH_PLATFORM;	
			} else {
				$jlibdir = false;
			}
		}
		
		if($jlibdir !== false) {
			$jlibdir = AEUtilFilesystem::TranslateWinPath($jlibdir);
			$defaultLibraries = AEUtilFilesystem::TranslateWinPath(JPATH_SITE.DS.'libraries');
			
			if($defaultLibraries != $jlibdir)
			{
				// The path differs, add it here
				$this->filter_data['JPATH_LIBRARIES'] = $jlibdir;
			}
		} else {
			$this->filter_data = array();
		}
		parent::__construct();
	}

	function __construct()
	{
		$useSVNSource = AEPlatform::get_platform_configuration_option('usesvnsource', 0);

		// Determine the appropriate update URL based on whether we're on Core or Professional edition
		AEPlatform::load_version_defines();
		$fname = 'https://www.akeebabackup.com/updates/ab';
		$fname .= (AKEEBA_PRO == 1) ? 'pro' : 'core';
		if($useSVNSource) $fname .= 'svn';
		$fname .= '.ini';
		$this->_updateURL = $fname;
		
		$this->_extensionTitle = 'Akeeba Backup '.(AKEEBA_PRO == 1 ? 'Professional' : 'Core');
		$this->_requiresAuthorization = (AKEEBA_PRO == 1);
		$this->_currentVersion = AKEEBA_VERSION;
		$this->_currentReleaseDate = AKEEBA_DATE;
		
		parent::__construct();
		
		$this->_downloadID = AEPlatform::get_platform_configuration_option('update_dlid', '');
		$this->_minStability = AEPlatform::get_platform_configuration_option('minstability', 'alpha');
		$this->_cacerts = dirname(__FILE__).'/../akeeba/assets/cacert.pem';
	}

	/**
	 * Check that the user has sufficient permissions, or die in error
	 *
	 */
	private function _checkPermissions()
	{
		// Is frontend backup enabled?
		$febEnabled = AEPlatform::get_platform_configuration_option('frontend_enable',0) != 0;
		if(!$febEnabled)
		{
			$message = JText::_('ERROR_NOT_ENABLED');
			$this->setRedirect(JURI::base().'index.php?option=com_akeeba&view=light&format=raw', $message, 'error');
			return false;
		}

		// Is the key good?
		$key = JRequest::getVar('key');
		$validKey=AEPlatform::get_platform_configuration_option('frontend_secret_word','');
		$validKeyTrim = trim($validKey);
		if( ($key != $validKey) || (empty($validKeyTrim)) )
		{
			$message = JText::_('ERROR_INVALID_KEY');
			$this->setRedirect(JURI::base().'index.php?option=com_akeeba&view=light&format=raw', $message, 'error');
			return false;
		}

		return true;
	}

	/**
	 * Check that the user has sufficient permissions, or die in error
	 *
	 */
	private function _checkPermissions()
	{
		// Is frontend backup enabled?
		$febEnabled = AEPlatform::get_platform_configuration_option('frontend_enable', 0) != 0; 
		if(!$febEnabled)
		{
			@ob_end_clean();
			echo '403 '.JText::_('ERROR_NOT_ENABLED');
			flush();
			JFactory::getApplication()->close();
		}

		// Is the key good?
		$key = JRequest::getVar('key');
		$validKey=AEPlatform::get_platform_configuration_option('frontend_secret_word','');
		$validKeyTrim = trim($validKey);
		if( ($key != $validKey) || (empty($validKeyTrim)) )
		{
			@ob_end_clean();
			echo '403 '.JText::_('ERROR_INVALID_KEY');
			flush();
			JFactory::getApplication()->close();
		}
	}

	/**
	 * Checks if we should enable settings encryption and applies the change
	 */
	public function checkSettingsEncryption()
	{
		// Do we have a key file?
		jimport('joomla.filesystem.file');
		$filename = JPATH_COMPONENT_ADMINISTRATOR.'/akeeba/serverkey.php';
		if(JFile::exists($filename)) {			
			// We have a key file. Do we need to disable it?
			if(AEPlatform::get_platform_configuration_option('useencryption', -1) == 0) {
				// User asked us to disable encryption. Let's do it.
				$this->disableSettingsEncryption();
			}
		} else {
			if(!AEUtilSecuresettings::supportsEncryption()) return;
			if(AEPlatform::get_platform_configuration_option('useencryption', -1) != 0) {
				// User asked us to enable encryption (or he left us with the default setting!). Let's do it.
				$this->enableSettingsEncryption();
			}
		}
	}

	/**
	 * Returns the current host name
	 * @return string
	 */
	public static function get_host()
	{
		if(defined('AKEEBACLI'))
		{
			require_once JPATH_ROOT.DS.'libraries'.DS.'joomla'.DS.'environment'.DS.'uri.php';
			$url = AEPlatform::get_platform_configuration_option('siteurl','');
			$oURI = new JURI($url);
			return $oURI->getHost();
		}
		$uri =& JURI::getInstance();
		return $uri->getHost();
	}

	/**
	 * Sends an email to the administrators
	 * @return bool
	 */
	private function mail_administrators()
	{
		$this->setStep('Processing emails to administrators');
		$this->setSubstep('');
		// Skip email for back-end backups
		if(AEPlatform::get_backup_origin() == 'backend' ) return true;

		$must_email = AEPlatform::get_platform_configuration_option('frontend_email_on_finish', 0) != 0;
		if(!$must_email) return true;

		AEUtilLogger::WriteLog(_AE_LOG_DEBUG, "Preparing to send e-mail to administrators");

		$email = AEPlatform::get_platform_configuration_option('frontend_email_address', '');
		$email = trim($email);
		if( !empty($email) )
		{
			$emails = array($email);
		}
		else
		{
			$emails = AEPlatform::get_administrator_emails();
		}

		if(!empty($emails))
		{
			// Fetch user's preferences
			$subject = trim(AEPlatform::get_platform_configuration_option('frontend_email_subject',''));
			$body = trim(AEPlatform::get_platform_configuration_option('frontend_email_body',''));

			// Get the statistics
			$statistics =& AEFactory::getStatistics();
			$stat = $statistics->getRecord();
			$parts = AEUtilStatistics::get_all_filenames($stat, false);

			$profile_number = AEPlatform::get_active_profile();
			$profile_name = AEPlatform::get_profile_name($profile_number);
			$parts = AEUtilStatistics::get_all_filenames($stat, false);
			$stat = (object)$stat;
			$num_parts = $stat->multipart;
			if($num_parts == 0) $num_parts = 1; // Non-split archives have a part count of 0
			$parts_list = '';
			if(!empty($parts)) foreach($parts as $file) {
				$parts_list .= "\t".basename($file)."\n";
			}

			// Do we need a default subject?
			if(empty($subject)) {
				// Get the default subject
				$subject = AEPlatform::translate('EMAIL_SUBJECT_OK');
			} else {
				// Post-process the subject
				$subject = AEUtilFilesystem::replace_archive_name_variables($subject);
			}

			// Do we need a default body?
			if(empty($body)) {
				$body = AEPlatform::translate('EMAIL_BODY_OK');
				$info_source = AEPlatform::translate('EMAIL_BODY_INFO');
				$body .= "\n\n" . sprintf($info_source, $profile_number, $num_parts) . "\n\n";
				$body .= $parts_list;
			} else {
				// Post-process the body
				$body = AEUtilFilesystem::replace_archive_name_variables($body);
				$body = str_replace('[PROFILENUMBER]', $profile_number, $body);
				$body = str_replace('[PROFILENAME]', $profile_name, $body);
				$body = str_replace('[PARTCOUNT]', $num_parts, $body);
				$body = str_replace('[FILELIST]', $parts_list, $body);
			}
			// Sometimes $body contains literal \n instead of newlines
			$body = str_replace('\\n',"\n", $body);

			foreach($emails as $email)
			{
				AEUtilLogger::WriteLog(_AE_LOG_DEBUG, "Sending email to $email");
				AEPlatform::send_email($email, $subject, $body);
			}
		}

		return true;
	}

	private function serverKey()
	{
		static $key = null;

		if(is_null($key))
		{
			$key = AEPlatform::get_platform_configuration_option('frontend_secret_word', '');
		}

		return $key;
	}